Health psychology : official journal of the Division of Health Psychology, American Psychological Association
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To examine the association between changes in common sense models and changes in functional status over a 6-year follow-up in patients with osteoarthritis. ⋯ Changes in illness perceptions were associated with changes in outcomes. Interventions to prevent increasingly negative patterns of illness perceptions over time, with an emphasis on strengthening control cognitions, may benefit functional status outcomes in patients with osteoarthritis.